package main;

public class Main {
    public double add (double  a,double  b){
    return a+b;}
    public double  subtract (double  a,double  b){
        return a-b;}
    public double  multiply (double  a,double  b){
        return a*b;}
    public double divide (double a,double b){
        return a/b;}
    public double pow (double a,double b){
        return Math.pow(a ,b) ;}
}



